Home / 40,211.40-60,324.30-16,840.20

Finding the Fourth Proportional to 40,211.40, 60,324.30 and 16,840.20

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Solution

The fourth proportional to 40,211.40, 60,324.30 and 16,840.20 is: 25,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.40 : 60,324.30 = 16,840.20 : x
  2. Step 2: Convert to fraction form
    40,211.40/60,324.30 = 16,840.20/x
  3. Step 3: Cross multiply
    40,211.40x = 60,324.30 × 16,840.20
  4. Step 4: Simplify right side
    40,211.40x = 1,015,873,276.86
  5. Step 5: Solve for x
    x = 1,015,873,276.86/40,211.40
  6. Step 6: Final answer
    x = 25,263.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.